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What Is Bitcoin? Everything You Need to Know in 2026

Key Takeaways Bitcoin’s supply is limited to 21 million bitcoins. By comparison, fiat currencies like the USD grow in supply, decreasing their value. The Bitcoin blockchain serves as an immutable record of transactions. By contrast, traditional finance requires banks and financial institutions to track transactions accurately. Bitcoin’s value comes in part from its security. The Bitcoin network uses proof of work as both an incentive to keep the blockchain going and a disincentive for bad actors due to the cost involved with proof of work.

2026-07-17

What Is Bitcoin? Everything You Need to Know in 2026

What Is a Blockchain Explorer, and How Do You Use It?

A blockchain explorer is a tool that gives you a window into a blockchain’s activity. From tracking transactions to viewing blocks, wallet addresses, and network metrics, blockchain explorers make blockchain networks transparent and accessible. These explorers let you see exactly what’s happening on the blockchain — down to the second a transaction is confirmed.

2026-07-06

What Is a Blockchain Explorer, and How Do You Use It?

Is Bitcoin Mining Still a Thing?

Bitcoin mining is still very real, but it has become a professional business. Here’s how it works, how people join, and what costs matter.

Are People Still Mining Bitcoin? Yes, but the rules changed

Are people still mining bitcoin? Yes. Bitcoin mining continues today, mostly through pools and specialized machines, with cost control at the center.

Can You Still Mine Bitcoin? How It Works Now

Is it possible to mine bitcoin? Yes, but solo mining is hard today. Here’s how bitcoin mining works, how people join, and what costs matter.

Do People Still Mine Bitcoin? Yes, but It’s Different Now

Yes, people still mine Bitcoin. Mining continues every day, but it has become a professional race built on hardware, power, cooling, and operations.

Are Bitcoin Miners Worth It? A Practical Decision Framework

Are bitcoin miners worth it? Usually only under strict conditions: cheap power, clear hosting terms, reliable hardware, and tolerance for long payback risk.

Can I Mine Bitcoins on My Mac? Yes, But It’s Not Practical

You can mine Bitcoin on a Mac in theory, but a Mac is usually useful for learning or managing hardware, not for competitive solo mining.